28119645

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15241}}^1$

素因数の和:15293

約数の個数: 24

約数和(自身を含む): 49932792

約数和(自身を除く): 21813147

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 15241, 45723, 76205, 137169, 228615, 624881, 685845, 1874643, 3124405, 5623929, 9373215, 28119645]

約数ペア:

[(1, 28119645), (3, 9373215), (5, 5623929), (9, 3124405), (15, 1874643), (41, 685845), (45, 624881), (123, 228615), (205, 137169), (369, 76205), (615, 45723), (1845, 15241)]